Dinosaur Bones Show Evidence of Cartilage (IMAGE) University of Missouri-Columbia Caption Dinosaur bones have rounded ends with rough surfaces that mark where blood vessels fed large amounts of cartilage in the joint. The cartilage could have added 10 percent or more to the height of a dinosaur. Credit Casey Holliday/University of Missouri Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.